package thread;

class A{
    static int count=0;
    synchronized public static void add(){
        count++;
    }
}
public class Demo6 {
    public static void main(String[] args) throws InterruptedException {
        Thread t1=new Thread(()->{
            for(int i=0;i<50000;i++){
                A.add();
            }
        });
        Thread t2=new Thread(()->{
            for(int i=0;i<50000;i++){
                A.add();
            }
        });
        t1.start();
        t2.start();

        t1.join();
        t2.join();
        System.out.println(A.count);
    }
}
